CN1702914A - Terminal device - Google Patents
Terminal device Download PDFInfo
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- CN1702914A CN1702914A CN 200510055898 CN200510055898A CN1702914A CN 1702914 A CN1702914 A CN 1702914A CN 200510055898 CN200510055898 CN 200510055898 CN 200510055898 A CN200510055898 A CN 200510055898A CN 1702914 A CN1702914 A CN 1702914A
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Abstract
The objective of the invention is to provide a terminal device improved in reliability of electrical connection by regulating tilt of a wire. Terminal parts and comprise terminal plates and release levers . Each terminal plate is formed by bending both ends of a strip-like metal plate having elasticity in one direction, and is so structured that J-shaped lock pieces and contact pieces narrower than the lock pieces are formed at one end and at the other end, respectively; a cut-out part for passing a tip of a wire therethrough is formed on a main piece connecting both the ends; and lock pieces locked to another part of the wire are formed at a part facing to the cut-out part at the other end. Each release lever has pressing parts rotatably journaled to a container for pressing parts to be pressed of the lock pieces without facing to the contact pieces in release operation against spring force in a direction separating the contact pieces ; and is provided, in parts of the pressing parts facing to a space between the lock pieces and the contact pieces, with restriction projections projected on the space side for restricting tilt of the wire.
Description
Technical field
The present invention relates to a kind of arrangements of terminal.
Background technology
In the past, in for example switch and these accessories of socket,, and extensively adopted fast connecting terminal device for the electric wire that is imported in the accessory body is connected with passing the cable jack that is located at the accessory body.As this fast connecting terminal device, what we knew is shown in Figure 17 (a), possess be incorporated in the accessory body 200, with pass that cable jack 201 is imported into terminal board 202 that the electric wire 210 in the accessory body 200 contacts and electric wire is clamped in and terminal board 202 between locking spring 203.Locking spring 203 be a leaf spring, thus its with electric wire 210 be clamped in be located at locking on the spring 203 contact chip 203a and locking plate 203b, and terminal board 202 between maintenance electric wire 210.That is to say, its formation is: pass the cable jack 201 that is located on the accessory body 200 electric wire 210 is imported in the accessory body 200, electric wire 210 relies on contact chip 203a and locking plate 203b to go up the elastic force that produces electric wire 210 is clipped between terminal board 202 and the locking plate 203b to the direction bending that contact chip 203a and locking plate 203b are drawn back from terminal board 202.At this, under electric wire 210 is clamped in state between terminal board 202 and contact chip 203a and the locking plate 203b, the ora terminalis of contact chip 203a and locking plate 203b and electric wire 210 Elastic Contact, the part of electric wire 210 prevents that electric wire 210 breaks away from thereby locking plate 203b nips.So, just with just keeping electric wire 210 and terminal board 202 state of contact in the electric wire 210 insertion cable jacks 201, therefore, compare with the structure that is connected electric wire 210 with the terminal screw, the wiring operation of electric wire 210 is carried out easily.
But, this existing fast connecting terminal device, locking spring 203 itself are being undertaken also to undertake when pressing against electric wire 210 on the terminal board 202 and are being prevented the function that breaks away from, locking spring 203 almost do not undertake and electric wire 210 between the function of energising guide passage.Therefore, the worry that exists is shown in Figure 17 (b), in the normal condition that directly imports electric wire 210 by cable jack 201, electric wire 210 fully then obtains stable connection status with the contact area of terminal board 202, and when shown in this figure (c), contact area with terminal board 202 being reduced owing to the bending of electric wire 210 and bending etc., being connected to of electric wire 210 and terminal board 202 contacts, and then contact condition is unstable.
For this reason, also undertake the energising guide passage in order to make locking spring 203, and propose a kind of fast connecting terminal device, its above-mentioned terminal board 202 is integrally formed by the bending of strip metal plate with locking spring 203.This speed connecting terminal device possesses the terminal board 100 of shape shown in Figure 18 (a).This terminal board 100 is that rubber-like strip metal plate both ends are formed to direction bending, has the main leaf 101 of the roughly convex shape that links both ends and from the both sides J word shape locking plate 102 that hang down respectively in the below to figure of wide cut (width the is wide) end of main leaf 101 and the contact chip 103 that hangs down respectively from the both sides of (width is narrow) in a narrow margin the other end of main leaf 101 downwards, be provided with notch part 101a in the both sides of the narrow width part of main leaf 101 the electric wire front end that inserts between locking plate 102 and the contact chip 103 passed through upward, be provided with at position simultaneously towards the other end of this notch part 101a locking plate 104 nip electric wire other a part and prevent to break away from.
At this, with the cable jack insertion accessory body inside of electric wire from the accessory body, gap energising between locking plate 102 and contact chip 103, front end with electric wire passes through upward from notch part 101a again, then pressed to contact chip 103 and locking plate 104 thrusters via locking plate 102 electric wires, therefore, thereby the part that locking plate 102,104 is nipped electric wire respectively prevents to break away from, simultaneously, contact chip 103 contacts with electric wire, therefore, have electric wire and contact with terminal board 100 with a plurality of positions, thus the advantage that the reliability that is electrically connected improves.
Patent documentation 1: the spy opens flat 2004-63212 communique
But, aforesaid fast connecting terminal device might be used to connect the electric wire of the various diameters of wire, and for this reason, the aperture of cable jack will be fit to the thickest electric wire and form.Therefore, the problem of existence is, when the thinnest electric wire inserts cable jack, and the relief width between electric wire and the cable jack and make electric wire tilt to insert, shown in Figure 18 (b), the front end of electric wire 105 may arrive to the main leaf 101 that links both ends.And if the front end of electric wire 105 arrives to main leaf 101, then locking plate 104 can not contact with electric wire 105, reduces with the contact area of electric wire 105, so can't obtain regular connection status, the connection status instability of electric wire 105.
Summary of the invention
The present invention promptly makes in view of the above problems, and its purpose is to provide a kind of arrangements of terminal that electric wire tilts, improves reliability of electrical connection that limits.
To achieve these goals, the 1st invention is characterized in that: take in the accessory body of accessory: be passed in the accessory body on run through setting cable jack insert terminal board that the electric wire of accessory body inside contact, electric wire be connected the decontrol of the electric wire connection status that jockey on this terminal board and releasing undertaken by this jockey; Above-mentioned terminal board is to direction bending and form with the both ends of rubber-like strip metal plate, possesses the 1st sticking department an end, the 1st sticking department is bent into J word shape, by the leading section of the 1st sticking department to another end side pushing electric wire the time, also nip electric wire a part and prevent to break away from, possess the contact site that contacts with electric wire in another end, the width of this contact site is narrower than the width of above-mentioned the 1st sticking department; Be provided with the notch part that the electric wire front end between above-mentioned the 1st sticking department of insertion and the above-mentioned contact site is passed through at the linking part that links both ends, the 2nd sticking department that is provided with another part of the electric wire of nipping at the position towards above-mentioned notch part of above-mentioned another end simultaneously and prevents to break away from, above-mentioned decontrol, possess: operating portion, it exposes in above-mentioned accessory surface and can manual operation, axial region, its by pivotal support rotatably in accessory body inside, and aforesaid operations portion can freely be rotated, pushing portion, it is configured in the space that is surrounded by the both ends of above-mentioned terminal board and linking part, making aforesaid operations portion in corresponding manual operation is fulcrum when rotating with above-mentioned axial region, overcome elastic force to leave above-mentioned contact site direction pushing and above-mentioned contact site not subtend the 1st sticking department be urged the position; Wherein, be provided with the restriction projection at position towards the above-mentioned decontrol in the gap between above-mentioned the 1st sticking department and above-mentioned another end, this limits projection, and, restriction electric wire front end outstanding to above-mentioned clearance side relies on above-mentioned linking part from above-mentioned notch part disengaging and tilt.
The 2nd invention in the 1st invention, is characterized in that: in the 1st invention, the position of side in face of the electric wire direction of insertion of restriction projection is provided with more to the rear side of electric wire direction of insertion and advances and to big more the 1st such inclined plane of overhang of clearance side.
The 3rd invention, in the 1st or the 2nd invention, it is characterized in that: also be provided with protuberance, this protuberance, by will with above-mentioned another end not the front at the position of the 1st sticking department of subtend cut and to erect, and tilt to the outstanding restriction electric wire of above-mentioned another end side.
The 4th invention, in the 1st～the 3rd in any invention, it is characterized in that: be provided with the 2nd inclined plane above-mentioned another end with bond sites above-mentioned linking part, the 2nd inclined plane, more to the rear side of electric wire direction of insertion, more to tilting near the direction of above-mentioned end one side.
The 5th invention in any invention, is characterized in that in the 1st～the 4th: in the bight towards the above-mentioned linking part in above-mentioned gap chamfering is set.
The 6th invention, in any invention, it is characterized in that in the 1st～the 5th: the said wires jack is thin more more to the inside, and relies on above-mentioned gap off-centre.
The 7th invention in any invention, is characterized in that in the 1st～the 6th: the position is provided with outstanding laterally wall around the said wires jack of above-mentioned accessory surface.
The 8th invention, in the 1st～the 7th in any invention, it is characterized in that: aforesaid operations portion is supported to and can move freely between releasing position of removing the electric wire connection status and non-releasing position by pivot, also is provided with the temporary transient holding device that aforesaid operations portion is temporarily remained on non-releasing position.
The effect of invention
According to the 1st invention, owing to be provided with to the outstanding restriction projection of clearance side at position towards the decontrol in gap between the 1st sticking department and another end, therefore, with the cable jack insertion accessory body inside of electric wire from the accessory body, electric wire is inserted in gap between the 1st sticking department and contact site, then the front end of electric wire arrives to the restriction projection, thereby its front end can not rely on the linking part inclination and pass through notch part reliably from the notch part disengaging, therefore, the 1st sticking department and the 2nd sticking department nip respectively electric wire a part and prevent to break away from, simultaneously, contact site contacts with electric wire and can become regular connection status, has the effect that improves reliability of electrical connection.
According to the 2nd invention, when inserting electric wire, the electric wire front end arrives to the 1st inclined plane, thereby the electric wire front end is imported into the notch part side from the linking part side, therefore, makes electric wire become regular connection status and can improve reliability of electrical connection.
According to the 3rd invention, when inserting electric wire, the electric wire front end arrives to protuberance, thereby can prevent that the electric wire front end from relying on linking part and inserting obliquely, therefore, makes electric wire become regular connection status and can improve reliability of electrical connection.
According to the 4th invention, even electric wire relies on linking part and inserts at a slant, its front end arrives to linking part, also can be owing to forming the 2nd inclined plane with bond sites linking part another end, thereby compare with the steep situation of the angle of bond sites, the electric wire front end is difficult to arrive to bond sites and stops, thereby can easily that wire guide is regular insertion position.
According to the 5th invention, even electric wire relies on linking part and inserts at a slant, its front end arrives to linking part, also can form chamfering owing to the bight at linking part, thereby the front end of electric wire along chamfering to the notch part side shifting, thereby can easily that wire guide is regular insertion position.
According to the 6th invention, make cable jack thin more more to the inside, and rely on gap off-centre, therefore, along with electric wire enters cable jack inside and by the direction guiding to close gap, can be directed to regular link position.
According to the 7th invention, electric wire arrives to the wall on every side of cable jack, thereby can prevent that electric wire from tilting to insert.
According to the 8th invention, operating portion temporarily remains on non-releasing position by temporary transient holding device, therefore, can not worry the position shakiness of operating portion when not operation, and electric wire etc. is suspended to operating portion and removes the connection status of electric wire in the time of preventing to construct.
Description of drawings
Fig. 1 is the exploded perspective view of socket that adopts the arrangements of terminal of present embodiment.
Fig. 2 is the socket that the arrangements of terminal of present embodiment is adopted in expression, and wherein (a) is front view, (b) is right view, (c) is upward view.
Fig. 3 is the rearview of the socket of the arrangements of terminal of employing present embodiment.
Fig. 4 is the outward appearance oblique view of the socket of the arrangements of terminal of employing present embodiment.
Fig. 5 represents to adopt the housing of socket of the arrangements of terminal of present embodiment, and wherein (a) is front view, (b) is right view, (c) is upward view.
Fig. 6 represents to adopt the terminal board of socket of the arrangements of terminal of present embodiment, and wherein (a) is front view, (b) is vertical view, (c) is upward view, and (d) right view (e) is rearview.
Fig. 7 represents to adopt the terminal board of socket of the arrangements of terminal of present embodiment, and wherein (a) is the outward appearance oblique view, (b) is the oblique view of partly cut-away.
Fig. 8 represents to adopt the relieving rod of socket of the arrangements of terminal of present embodiment, and wherein (a) is front view, (b) is left view, (c) is right view, and (d) upward view (e) is vertical view.
Fig. 9 (a) and (b) are the outward appearance oblique view of the relieving rod of the socket of the arrangements of terminal of employing present embodiment.
Figure 10 represents to adopt the end view of omission part of the installment state of the terminal board of socket of arrangements of terminal of present embodiment and relieving rod.
Figure 11 represents to adopt the oblique view of omission part of the installment state of the terminal board of socket of arrangements of terminal of present embodiment and relieving rod.
The key diagram of each step when Figure 12 (a)～(e) connects for the explanation electric wire.
Figure 13 represents to adopt the socket of the arrangements of terminal of present embodiment, and wherein (a) is the major part oblique view of housing, (b), (d) be the cutaway view of the insertion state of explanation electric wire, and (c), (e) be the key diagram of the shape of explanation cable jack.
Figure 14 represents to adopt the socket of the arrangements of terminal of present embodiment, and wherein (a) is the major part oblique view of housing, (b) is the cutaway view of the insertion state of explanation electric wire.
Figure 15 temporarily is fixed on above-mentioned employing relieving rod the key diagram of the state of non-releasing position for explanation.
Figure 16 is for temporarily being fixed on the relieving rod of above-mentioned employing the end view of the state of non-releasing position.
Figure 17 represents existing arrangements of terminal, and wherein (a) is the cutaway view of major part, and (b) (c) is the key diagram of the connection status of electric wire.
Figure 18 represents existing other arrangements of terminals, and wherein (a) is the outward appearance oblique view of terminal board, (b) is the key diagram of the connection status of explanation electric wire.
Figure 19 represents existing relieving rod, and wherein (a) is the outward appearance oblique view, (b)～(d) for being assembled in the key diagram of the state in the housing.
Among the figure: 1-accessory body; 20,20 '-portion of terminal; The 21-terminal board; The 21a-main leaf; The 21b-notch part; The 22-contact chip; 23,24-locking plate; The 50-relieving rod; 53-pushing portion; 55-limits projection.
Embodiment
Below, with reference to accompanying drawing to arrangements of terminal of the present invention being applicable to the execution mode of the portion of terminal of socket describes.But, accessory is not limited to socket, and technological thought of the present invention also can be applicable in the accessory beyond the socket such as switch for example certainly.In addition, below short of explanation especially in advance in the explanation, regulation has direction up and down in direction shown in Fig. 2 (a), and the front among Fig. 2 (a) is the front.Therefore, the right-hand member of this figure (b) is the rear end.
The accessory body 1 of socket, as Fig. 1～shown in Figure 4, be to adopt the good thermosetting synthetic resin (for example urea resin) of anti-electric leakage to form the housing 2 and the same lid 3 that adopts the good thermosetting synthetic resin (for example urea resin) of anti-electric leakage to form the roughly box-shaped of opening later of the roughly box-shaped of open at its front, adopt assembling frame 4 described later in conjunction with and form; Be incorporated with conductive component 40a, the 40b that voltage pole uses, conductive component 40c and 3 relieving rods 50 that earth electrode is used in the inside of accessory body 1.
Outstandingly on lid 3 antetheca be provided with outstanding boss portion 3a, the outstanding shoulder 3b that is provided with of central portion in longitudinally two sides.In addition, a pair of contact element of vertically arranging one by one in the front of boss portion 3a by contact elements such as insertion slotting tool and conductive pins inserts mouthful 6,6 sockets that constitute (so-called universal socket) 5 and inserts mouth 8 by 3 contact elements (slotting tool) that insert the tabular slotting tool that comprises earth electrode respectively ... the socket (3 pole socket) 7 that constitutes.
Each contact element mouth 6,6 of universal socket 5 is formed: can be with various contact element corresponding shape such as tabular slotting tool and cylindric conductive pins, the semicircle orifice 6b that is about to insert the rectangular opening 6a of slotting tool and insert conductive pin forms and be communicated with the all-in-one-piece shape.Each contact element of 3 utmost point sockets 7 inserts mouth 8 ... with the corresponding formation of tabular slotting tool rectangle, be contact element insertion mouthful 8b, the 8b of contrary splayed configuration remaining (voltage pole) in the contact element insertion mouthful 8a both sides of inserting the earth electrode slotting tool.
On the other hand, in the substantial middle of housing 2,, be formed with by the housing recess 12 that is used for taking in the conductive component 40c that earth electrode uses of the perisporium 11 that erect to be provided with from the bottom round periphery as Fig. 1 and shown in Figure 5.In the bottom of this housing recess 12, connect and be provided with the through hole 2f that runs through the operating portion 54 that inserts aftermentioned relieving rod 50.Erect setting in the both sides of through hole 2f from the bottom of housing recess 12 and help rib 11a, help rib 11a based on this, and divide the inner area of housing recess 12 into the tool rest receiving room 12a that takes in aftermentioned tool rest portion 32, the portion of terminal receiving room 12b that takes in aftermentioned portion of terminal 20 '.In addition, in the outside of housing recess 12, by the dividing plate 13 that erect to be provided with from the bottom and by zoning be about 2 spaces, form respectively and take in the housing recess 14,14 of voltage pole with conductive component 40a, 40b.Each housing recess 14, based on erectting the dividing plate 16 that is provided with from the bottom is 3 spaces by zoning again, the receiving room 14a of tool rest portion that takes in aftermentioned tool rest portion 30,31 respectively is arranged on both sides longitudinally, simultaneously, the portion of terminal receiving room 14b that takes in aftermentioned portion of terminal 20 is arranged on the vertically pars intermedia of (long side direction).Also have, portion of terminal receiving room 14b, the 14b of voltage pole side and the portion of terminal receiving room 12b of earth electrode side are arranged side by side the left and right directions (short side direction) at housing 2, in the bottom of portion of terminal receiving room 12b, 14b, 14b, 22 ground openings are useful on the cable jack 15 that imports electric wire from the outside.
In addition, in the two side longitudinally of housing 2, teat 2a outside the corresponding position of shoulder 3b with lid 3 forms, teat 2a forms the pod 17 that is communicated with portion of terminal receiving room 14b along fore-and-aft direction outside this.In addition, the both side edges up and down of the pod 17 on the surface of teat 2a forms stage portion 17a, 17a outside, at the circular-arc recess 17b of rear side formation depression the into of pod 17.Have again, at the outstanding protuberance 3e that cooperates with pod 17 that is provided with of the trailing edge of lid each shoulder 3b of 3.
Below, carry out following explanation about the conductive component 40a in the housing recess 14 that is accommodated in housing 2 or 40b and relieving rod 50.Conductive component 40a, 40b are that terminal board 21 and tool rest portion 30,31 linked for one constitutes, and constitute portion of terminal 20 (arrangements of terminal) by terminal board 21 with as the relieving rod 50 of decontrol.Also have, conductive component 40a, 40b form in the face of claiming ground, have the relation of mutual mirror image, therefore, below, describe with reference to Fig. 1, Fig. 6 and Fig. 7 about conductive component 40a, omit explanation about conductive component 40b.Also have, Fig. 6 and Fig. 7 only represent that tool rest portion 30,31 is by the state of the terminal board before the riveted and fixed 21.
In addition, terminal board 21, as Figure 6 and Figure 7, be that both ends with rubber-like strip metal plate bend to a direction, its front end is roughly intersected be bent into ring-type and form, one has: the roughly convex shape main leaf 21a (linking part) that links both ends, (below Fig. 6 (a), below identical) contact chip 22 of hanging down respectively rearward from the both sides of the end in a narrow margin (the other end) of main leaf 21a, 22, the J word shape locking plate 23 that rearward hangs down from the both sides of the end (end) of the wide cut of main leaf 21a respectively, 23 (the 1st sticking departments), with from locking plate 23,23 side edge is to the outstanding link piece 25 in side, 25.Locking plate 23, be bent into J word shape, possess at its leading section and to press the part of the electric wire of nipping simultaneously to prevent the sticking department 23a that breaks away to the other end (contact chip 22) thruster in electric wire, simultaneously, more be provided with to leaving the bend 23b that electric wire (contact chip 22) direction is protruded than this sticking department 23a by the position at rear.Contact chip 22 is bent into side-glance shape " く " font, with the tabular surface of the pars intermedia that is formed on the electric wire direction of insertion and with the electric wire Elastic Contact.In addition, on main leaf 21a, be provided with notch part 21b so that the front end that inserts the electric wire between locking plate 23 and the contact chip 22 forwards (top among Fig. 6 (a), below identical) pass through.At this, the width dimensions of contact chip 22 be locking plate 23 width dimensions roughly half, in another end, erect the locking plate 24 (the 2nd sticking department) that forms the other part of the electric wire of nipping and prevent to break away from position incision towards notch part 21b with contact chip 22.In addition, not cutting with the front end at the position of contact chip subtend of locking plate 23 erected, thereby form to the side-prominent protrusion tab 23c in the other end (contact chip 22).In addition, 22 ground connect jack 25a are set on each link piece 25, insert outstanding each 2 projection (not illustrating) that are arranged in the tool rest portion 30,31 to run through, will run through the projection of inserting among each jack 25a and rivet and make tool rest portion 30,31 and link piece 25 to link.
On the other hand, relieving rod 50 is made of synthetic resin formed product, as Fig. 8 and shown in Figure 9, be formed with: be arranged on the discoideus axial region 51 on the bearing pedestal 18 of housing 2 free sliding, outstanding laterally and form concentric and than the support portion 52 of axial region 51 peripheries greatly directly at front end face from the periphery with beyond the bearing pedestal 18 sliding contact positions of axial region 51 with axial region 51, the two sides of one end of 52 circumferencial direction are outstanding and make one side become roughly triangular column pushing portion 53 with concentric and littler than the periphery diameter of support portion 52 periphery of axial region 51 to the side from the support portion, 53, with the outstanding sideling T font operating portion 54 in an end of 52 circumferencial directions from the support portion.In addition, be provided with fan-shaped restriction projection 55 the side of each pushing portion 53, outstanding towards the position in gap between locking plate 23 and the other end (contact chip 22), this restriction projection 55 is outstanding to this clearance side, is used for limiting the electric wire front end and breaks away from and rely on main leaf 21a (linking part) from above-mentioned notch part 21b.In addition, the two sides in the vertical excellent portion of operating portion 54 are provided with projection 56,56 in order to temporarily fixing in non-releasing position with the medial surface crimping of the pod 17 of housing 2.
This relieving rod 50, by pod 17 leading section of operating portion 54 is exposed to outside the housing 2, axial region 51 is placed on the bearing pedestal 18 of portion of terminal receiving room 14b bottom setting, simultaneously, making the periphery and outer teat 2a (housing 2) inwall butt of support portion 52, is the fore-and-aft direction rotation freely configuration of fulcrum along accessory body 1 with axial region 51.And, relieving rod 50 is accommodated in after the portion of terminal receiving room 14b, each a pair of tool rest portion 30,31 is adjacent respectively, to be accommodated in the housing recess 14 of housing 2, then position, the rear butt (with reference to Figure 10 and Figure 11) of protrusion tab 23c, the 23c on the locking plate 23,23 of the pushing portion 53,53 of relieving rod 50 and terminal board 21 by conductive component 40a, the 40b that the terminal board 21 and the tool rest portion 30,31 on the link piece 25,25 of this terminal board 21 that is fixed on constitute.
Below, describe about conductive component 40c and the relieving rod 50 that is accommodated in housing 2 incorporating sections 12.Conductive component 40c is linked by terminal board 21 ' and tool rest portion 32 one as shown in Figure 1, is made of the portion of terminal 20 ' (arrangements of terminal) of earth electrode side terminal board 21 ' and relieving rod 50.
Tool rest portion 32 is formed by the processing of rubber-like metallic plate, possesses a pair of slotting tool tool rest spring 32a of mutual subtend configuration.In addition, terminal board 21 ' except not having link piece 25 other structure all the terminal board 21 with portion of terminal 20 is identical, therefore, attached with prosign on common inscape, it illustrates omission.
Relieving rod 50, with the relieving rod 50 of portion of terminal 20 be same shape and same size, therefore, it illustrates omission.Relieving rod 50, passing the through hole 2f that is located at recess 12 bottoms exposes outside the housing 2 leading section of operating portion 54, and axial region 51 is placed on the bearing pedestal 18 of portion of terminal receiving room 12b bottom setting, thereby can be the fore-and-aft direction rotation freely configuration of fulcrum with axial region 51 along accessory body 1.And, after being accommodated in relieving rod 50 among the portion of terminal receiving room 12b, to be accommodated in the housing recess 12 by the conductive component 40c that the terminal board 21 ' and the tool rest portion 32 on the main leaf 21a of this terminal board 21 ' that is fixed on constitute, then position, the rear butt of protrusion tab 23c, the 23c on the locking plate 23,23 of the pushing portion 53,53 of relieving rod 50 and terminal board 21 '.
So conductive component 40a, the 40b that constitutes is accommodated in tool rest portion 30,31 among 2 four jiaos of receiving room 14a of tool rest portion that are provided with of housing, simultaneously, terminal board 21 is accommodated among the portion of terminal receiving room 14b, is loaded into like this in each housing recess 14 of housing 2.Also have, on the dividing plate 16 that two receiving room 14a, 14b is carried out zoning, be provided with the joint-cutting 16a of the link piece 25,25 that is used to run through insertion end daughter board 21.In addition, conductive component 40c is accommodated in tool rest portion 32 among the receiving room 12a of tool rest portion that is located at housing 2, simultaneously, terminal board 21 ' is accommodated among the portion of terminal receiving room 12b, is incorporated in like this in the housing recess 12.And, make cover 3 with the opening surface of housing 2 on state under, tool rest 30 and the contact element that is located at the universal socket 5 that cover 3 antethecas insert mouthfuls 6 relative to, the mouth of the contact element of the socket 7 of the tool rest portion 31,32 and 3 utmost points insertion simultaneously 8b, 8a relative to.
Below, about describing to portion of terminal 20, the 20 ' method of attachment that connects electric wire.When portion of terminal 20,20 ' goes up the connection electric wire, pass cable jack 15 with in electric wire insertion end daughter board 21,21 ' the contact chip 22 and the gap between the locking plate 23, again the electric wire front end is forwards run through insertion from notch part 21b, then thereby the sticking department 23a of locking plate 23 electric wire of nipping can prevent that electric wire from deviating from, simultaneously, elastic force based on locking plate 23 makes electric wire and contact chip 22 Elastic Contact, and electric wire can prevent that electric wire from deviating from thereby the front end of locking plate 24 is nipped again.In addition, electric wire pushes to locking plate 23 directions owing to being touched sheet 22 and locking plate 24, therefore, and the balanced clamping electric wire of the pushing force of the pushing force of locking plate 23 and contact chip 22 and locking plate 24.That is, portion of terminal 20,20 ' only needs to insert the fast connecting terminal that electric wire just can become wiring in cable jack 15.
But, might be connected the electric wire of the various diameters of wire in this accessory, for this reason, the aperture of cable jack 15 cooperates the thickest electric wire and forms.Therefore, when the thinnest electric wire inserts cable jack 15, relief width between electric wire and the cable jack 15, therefore, the electric wire front end that inserts the gap between contact chip 22 and the locking plate 23 might arrive to main leaf 21a from notch part 21b disengaging, can't be connected with locking plate 24, and in the present embodiment, be configured in each a pair of contact chip 22 and locking plate 23 on the terminal board 21, relieving rod 50 between 24, (just towards the position in the gap 60 between contact chip 22 and the locking plate 23, be configured in the side of the pushing portion 53 in the space that both ends and linking part (main leaf 21a) by terminal board 21 centered on), be provided with to the side-prominent fan-shaped restriction projection 55 in gap 60.Therefore, shown in Figure 12 (a), even inserting inner electric wire 70 front ends from cable jack 15 breaks away from and tilts to the narrow width part side (right side the figure) as the main leaf 21a of linking part from notch part 21b, also because the electric wire front end arrives to the restriction projection 55 in the pushing portion 53 that is located at relieving rod 50, and the inclination of restriction electric wire 70, therefore, make electric wire 70 front ends from the notch part 21b that is located at main leaf 21a upward (rear of electric wire direction of insertion) pass through, thereby electric wire 70 is reliably contacted with locking plate 24, and can obtain regular connection status.
Also have, the position of side in face of the electric wire direction of insertion that limits projection 55, form more to the rear side of electric wire direction of insertion and to the big more such inclined plane of overhang (the 1st inclined plane) of above-mentioned clearance side 55a, therefore, the front end of electric wire 70 and this inclined plane 55a butt, move to electric wire direction of insertion rear side along inclined plane 55a, thereby electric wire 70 successfully can be imported to notch part 21b side (with reference to this figure (b)).
In addition, with the leading section of the locking plate 23 of pushing portion 53 butts of relieving rod 50, incision erects formation to the side-prominent protrusion tab 23c of contact chip 22, therefore, shown in this figure (c), because surpass electric wire 70 front ends and protrusion tab 23c butt that restriction projection 55 is inserted into upside among the figure, thereby, can also limit electric wire 70 front ends rely on main leaf 21a from notch part 21b disengaging linking part (narrow width part of main leaf 21a) inclination.
In addition, 60 the position towards the gap at the place, angle of the narrow width part (linking part that promptly links both ends) of main leaf 21a is set as chamfering 21c, therefore, shown in this figure (d), owing to surpass electric wire 70 front ends and the chamfering 21c butt that protrusion tab 23c is inserted into upside among the figure, thereby, the front end of electric wire 70 is directed to notch part 21b, therefore, and shown in this figure (e), can make electric wire 70 run through insertion upward, can electric wire be connected with terminal board 20,20 ' with regular connection status from notch part 21b.
As mentioned above, in the present embodiment, inclination by each the step restriction electric wire 70 when electric wire inserts, thereby can prevent that electric wire 70 front ends from tilting and break away from from notch part 21b, and if be pressed into electric wire 70 by force, then the front end of electric wire 70 also may break away from from notch part 21b, arrives to the linking part (narrow width part) of the main leaf 21a that links both ends.For this reason, in the present embodiment, as Fig. 7 (a) (b) shown in, be provided with more rear side to the electric wire direction of insertion more to inclined plane (the 2nd inclined plane) 21d that tilts near an end side in main leaf 21a and the bond sites with another end of contact chip 22, and it is mild by the inclination that makes bond sites, even thereby electric wire 70 front ends arrive to bond sites, compare when steep with the bond sites angle, electric wire 70 front ends are difficult to arrive to bond sites and stop, and can easily electric wire 70 be imported regular insertion position.
In addition, shown in Figure 13 (a)～(c), be located at the cable jack 15 of housing 2 bottoms, according to forming to the thin more mode of the rear side of electric wire direction of insertion more, being run through the electric wire 70 that is inserted in the cable jack 15 is inserted in the gap 60 between locking plate 23 and the contact chip 22, and if insert the electric wire 70 thinner than cable jack 15 diameters, then electric wire 70 front ends might tilt greatly, arrive to from notch part 21b disengaging the linking part of main leaf 21a.For this reason, as Figure 13 (d) (e) shown in, make cable jack 15 thin more more to the inside, and can make it to rely on gap 60 off-centre, to enter cable jack 15 inner and by to the direction guiding near gap 60 along with electric wire 70, therefore, electric wire 70 can be imported to regular insertion position.
In addition, shown in Figure 14 (a) and (b), also can be around the cable jack 15 of housing 2 bottom surfaces the position, (downside among the figure) is outstanding laterally is provided with the local circular-arc wall 2d that is cut, by electric wire 70 and wall 2d butt around the cable jack 15, thereby, the part of guiding electric wire 70 can be extended to rear side, therefore, compare with the situation that does not have wall 2d, can reduce the inclination of electric wire 70 more, can connect electric wire 70 in regular connection status.Also have, be shown in broken lines the connection status of the electric wire 70 under the situation that does not have wall 2d among Figure 14 (b).
On the other hand, when portion of terminal 20,20 ' is extracted electric wire, the operating portion 54 that will expose from the pod 17 or the through hole 2f of housing with a hand holding accessory body 1 is by the front side to accessory body 1, then relieving rod 50 is that fulcrum rotates with axial region 51,53 pushings of pushing portion are located at the protrusion tab 23c rear position on the locking plate 23, thereby the locking plate 23a that makes the electric wire of nipping is to the direction bending of leaving contact chip 22 (electric wire), therefore, can extract electric wire from cable jack 15 with the another hand.Thereafter, remove the power of bulldozing operation portion 54, then relieving rod 50 relies on the elastic force of locking plate 23 to be turned back to the not operation device.
Also have, the surface of teat 2a outside being provided with the subtend position operating portion subtend caved in into circular-arc recess 17b, cave in into circular-arc recess 17b medial surface also formation of recess 2g again with subtend operating portion position, therefore, easily finger is put between recess 17b and the operating portion 54, pull out operating portion 54 when electric wire is removed easily.In addition, in the present embodiment in the support portion the outstanding a pair of pushing portion 53 that is provided with in 52 two sides, therefore, can simultaneously crooked 2 locking plates 23 based on relieving rod 50, can pull out 2 wires simultaneously.
In addition, in the present embodiment, will be with the position (protrusion tab 23c) of the locking plate 23 of pushing portion 53 butts of relieving rod 50 thus cut erect to contact chip 22 sides (relieving rod 50 sides just) outstanding, therefore, with do not cut the situation that erects protrusion tab 23c and compare, in the little step of the revolution amount of operating portion 54, pushing portion 53 arrives to protrusion tab 23c, and locking plate 23 can be crooked.Therefore, as if operating portion 54 being turned back to and not cutting the identical position of situation that erects protrusion tab 23c, then must increase the amount of bow of locking plate 23 and plastic deformation takes place, therefore, as shown in figure 10, compare with existing goods in the present embodiment, support portion 52 is prolonged the 52a of increase portion that oblique line is represented.When the releasing operation of relieving rod 50, the vertical sheet butt of the front end of support portion 52 and terminal board 21, thus the revolution range of relieving rod 50 is limited, therefore, form support portion 52 owing to prolong, thereby the revolution range of energy restriction cancellation bar 50, the plastic deformation of locking plate 23 prevented.
In addition, if beyond when removing operation, the operating portion 54 of the relieving rod 50 that voltage pole is used is more outstanding than the surface of outer teat 2a, then the outstanding position of operating portion 54 becomes obstruction when 1 construction of accessory body, the electric wire etc. that is configured in accessory body 1 periphery might arrive to operating portion 54 and electric wire is broken away from, and in the present embodiment, as shown in figure 16, in non-releasing position, that sees operating portion 54 from the place ahead is roughly whole outstanding laterally and hide from the side of accessory body 1, and removing the position, the part at least of operating portion 54 (being leading section in the present embodiment) is outstanding laterally from the side of accessory body 1.Therefore, in non-releasing position, the outstanding laterally part not at operating portion 54, and the obstruction can not become 1 construction of accessory body the time from housing 2 surfaces, the electric wire etc. that perhaps can prevent to be configured in accessory body 1 periphery arrives to operating portion 54 and electric wire is broken away from.In addition, connect and insert earth electrode is formed on the recess 2g of housing 2 back with the through hole 2f of the operating portion 54 of relieving rod 50 bottom, therefore, the front end of operating portion 54, rearward not outstanding from housing 2 back, can also when removing operation, make it to swing to recess 2g bottom side by the front end of bulldozing operation portion 54.So, recess 2g is set, the through hole 2f of the operating portion 54 that makes relieving rod 50 at the bottom of the recess 2g exposes, therefore, relieving rod 50 when making non-releasing position and terminal board 21,21 ' position are closed and are tied up to the voltage pole side and the earth electrode side is the same position relation, can make relieving rod realize commonization, consequently, thereby can obtain the investment that in exploitation and manufacturing etc., suppresses necessary or owing to reduce the effect that variety of components is carried out quality management easily in voltage pole side and earth electrode side.
In addition, the outside drawing of the existing relieving rod 50 of Figure 19 (a) expression shown in this figure (b), is provided with gap 61, in order to rotating operation portion 54 between the medial surface of the pod 17 of the vertical excellent portion of operating portion 54 and housing 2.In portion of terminal 20,20 ' when not connecting electric wire, pushing portion 53 with locking plate 23 pushing relieving rods 50, therefore operating portion 54 stops at the non-releasing position shown in this figure (d), if connect electric wire then owing to electric wire makes locking plate 23 to leaving the 53 direction bendings of pushing portion, between locking plate 23 and pushing portion 53, form the gap, therefore, shown in this figure (c), operating portion 54 can move to the position that pushing portion 53 arrives to locking plate 23, because operating portion 54 positions are unfixing thereby outward appearance is plain, in addition, electric wire etc. also may be suspended to operating portion 54 and remove the connection status of electric wire.
For this reason, in the present embodiment in the side of the vertical excellent portion of operating portion 54 outstanding two projections 56,56 that are provided with, make operating portion 54 be turned back to non-releasing position, then in pod 17 medial surface crimping projections 56,56, become operating portion 54 is pressed into state in the pod 17, therefore, operating portion 54 temporarily can be fixed on non-releasing position, can prevent relieving rod 50 action and remove the situation of the lock-out state of electric wire accidentally.At this, constitute the temporary transient holding device that relieving rod 50 is temporarily remained on non-releasing position by the medial surface of pod 17 and the projection 56,56 that is located at operating portion 54.
Below, the connection to socket 5,7 describes about conductive pin.If cylindric conductive pin from contact element insert mouthfuls 6 insert relatively to a pair of tool rest spring 30a between, then conductive pin by resilient clamp between a pair of tool rest spring 30a, conductive component 40a, 40b and conductive pin are electrically connected, between the lateral margin of a pair of tool rest spring 30a and tool rest spring 30b, insert the tabular slotting tool, then the tabular slotting tool by resilient clamp between the lateral margin and tool rest spring 30b of a pair of tool rest spring 30a, and conductive component 40a, 40b and slotting tool are electrically connected.
In addition, if the tabular slotting tool inserts between mouthful a pair of tool rest spring 31a of 8 insertions from contact element, then between a pair of tool rest spring 31a, conductive component 40a, 40b and slotting tool are electrically connected slotting tool by resilient clamp.In addition, if the tabular slotting tool from contact element insert mouthfuls 8 insert relatively to a pair of tool rest spring 32a between, then between a pair of tool rest spring 32a, conductive component 40c and slotting tool are electrically connected slotting tool by resilient clamp.
At this, the a pair of tool rest spring 32a of a pair of spring 30a of tool rest portion 30, a pair of tool rest spring 31a of tool rest portion 31 and tool rest portion 32, all being that the space of subtend is more forwards narrow more tilts and more forwards widely more at interval between front end tilts like that for conductive pin or slotting tool insert to make easily like that, thereby conductive pin or slotting tool insert easily.In addition, the tool rest spring 30b of tool rest portion 30 also be and tool rest spring 30a between the interval more forwards tilt like that more in a narrow margin and more forwards widely more at interval between front end tilt like that for slotting tool inserts easily to make, thereby slotting tool inserts easily.
Below, the structure of assembling fittings body 1 describes about making housing 2 and lid 3 combinations.In the present embodiment, assembling frame 4 is carried out concavo-convex the cooperation with the engagement protrusion 2b, the 3c that are located at housing 2 and lid 3 both sides, thereby make housing 2 and cover 3 combinations and assembling fittings body 1.
At the outstanding engagement protrusion 2b that prism-shaped is set in both sides two sides longitudinally, outer teat 2a of housing 2, also form groove 2c in the front side (left side of Fig. 5 (b)) of engagement protrusion 2b.In addition, the outstanding engagement protrusion 3c that and same size identical shaped with engagement protrusion 2b are set in both sides two sides longitudinally, shoulder 3b of lid 3, state on 3 pairs on the opening surface of housing 2 and lid, engagement protrusion 2b, 3c folder is configured to row every groove 2c at fore-and-aft direction separately.
On the other hand, assembling frame 4 is made of the rubber-like synthetic resin formed product, has the vertical sheet 4a of rectangle, should indulge vertical 2 mating holes 4b that cooperate with engagement protrusion 2b, 3c respectively that are provided with side by side of sheet 4a, in vertical sheet 4a and rear side accessory body 1 subtend, from the substantial middle portion that is clipped by 2 mating holes 4b is rearward outstanding buckle tab 4c is set, the front end of this buckle tab 4c has claw 4d.In addition, at the outstanding mounting jaw 4e that is provided with of the front end face of vertical sheet 4a, this mounting jaw 4e be used for the embedded type accessory is embedded the Flash board be arranged on the installation frame of the face of setting or have the mounting structure of accessory (below, only claiming " plate ") connecting hole that possessed fastens, and accessory body 1 is installed in installation frame or the plate framework.
And, make housing 2 and lid 3 in conjunction with and during assembling fittings body 1, with housing 2 and lid 3 with the opening surface side on state under, buckle tab 4c is inserted among the groove 2c, so if with assembling frame 4 to the accessory body 1 direction pushing of the two sides of subtend longitudinally, each mating holes 4b of assembling frame 4 then, cooperate housing 2 among the 4b respectively and cover 3 engagement protrusion 2b, 3c, housing 2 and lid 3 are combined, simultaneously, the claw 4d that is located at buckle tab 4c front end is buckled on the edge of opening that covers 3 two sides, thereby, can prevent that assembling frame 4 is from engagement protrusion 2b, come off on the 3c, and make housing 2 combined with lid 3.
Claims (8)
1. arrangements of terminal, it is characterized in that, in the accessory body of accessory, take in: be passed in the accessory body on run through setting cable jack insert terminal board that the electric wire of accessory body inside contact, electric wire be connected the decontrol of the electric wire connection status that jockey on this terminal board and releasing undertaken by this jockey
Above-mentioned terminal board is to direction bending and form with the both ends of rubber-like strip metal plate, possesses the 1st sticking department an end, the 1st sticking department is bent into J word shape, by the leading section of the 1st sticking department to another end side pushing electric wire the time, also nip electric wire a part and prevent to break away from, possess the contact site that contacts with electric wire in another end, the width of this contact site is narrower than the width of above-mentioned the 1st sticking department; Be provided with the notch part that the electric wire front end between above-mentioned the 1st sticking department of insertion and the above-mentioned contact site is passed through at the linking part that links both ends, the 2nd sticking department that is provided with another part of the electric wire of nipping at the position towards above-mentioned notch part of above-mentioned another end simultaneously and prevents to break away from
Above-mentioned decontrol possesses:
Operating portion, it exposes in above-mentioned accessory surface and can manual operation,
Axial region, it in accessory body inside, and can freely be rotated aforesaid operations portion by pivotal support rotatably,
Pushing portion, it is configured in the space that is surrounded by the both ends of above-mentioned terminal board and linking part, making aforesaid operations portion in corresponding manual operation is fulcrum when rotating with above-mentioned axial region, overcome elastic force to leave above-mentioned contact site direction pushing and above-mentioned contact site not subtend the 1st sticking department be urged the position;
Wherein, be provided with the restriction projection at position towards the above-mentioned decontrol in the gap between above-mentioned the 1st sticking department and above-mentioned another end, this limits projection, and, restriction electric wire front end outstanding to above-mentioned clearance side relies on above-mentioned linking part from above-mentioned notch part disengaging and tilt.
2. arrangements of terminal according to claim 1 is characterized in that: the position of side is provided with the 1st inclined plane in face of the electric wire direction of insertion of above-mentioned restriction projection, and the 1st inclined plane is more to the rear side of electric wire direction of insertion, big more to the overhang of above-mentioned clearance side.
3. arrangements of terminal according to claim 1 and 2, it is characterized in that: also be provided with protuberance, this protuberance, by will with above-mentioned another end not the front at the position of the 1st sticking department of subtend cut and to erect, and tilt to the outstanding restriction electric wire of above-mentioned another end side.
4. arrangements of terminal according to claim 1, it is characterized in that: be provided with the 2nd inclined plane with bond sites above-mentioned linking part above-mentioned another end, the 2nd inclined plane, more to the rear side of electric wire direction of insertion, more to tilting near the direction of above-mentioned end one side.
5. arrangements of terminal according to claim 1 is characterized in that: in the bight towards the above-mentioned linking part in above-mentioned gap chamfering is set.
6. arrangements of terminal according to claim 1 is characterized in that: the said wires jack is thin more more to the inside, and relies on above-mentioned gap off-centre.
7. arrangements of terminal according to claim 1 is characterized in that: the position is provided with outstanding laterally wall around the said wires jack of above-mentioned accessory surface.
8. arrangements of terminal according to claim 1, it is characterized in that: aforesaid operations portion is supported to and can move freely between releasing position of removing the electric wire connection status and non-releasing position by pivot, also is provided with the temporary transient holding device that aforesaid operations portion is temporarily remained on non-releasing position.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004156831 | 2004-05-26 | ||
| JP2004156831A JP4046102B2 (en) | 2004-05-26 | 2004-05-26 | Terminal equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1702914A true CN1702914A (en) | 2005-11-30 |
| CN100347908C CN100347908C (en) | 2007-11-07 |
Family
ID=35493296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100558983A Expired - Fee Related CN100347908C (en) | 2004-05-26 | 2005-03-17 | Terminal device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4046102B2 (en) |
| CN (1) | CN100347908C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106936024A (en) * | 2017-04-01 | 2017-07-07 | 南京信息工程大学 | A kind of lazyboot's socket |
| GB2621484A (en) * | 2021-03-04 | 2024-02-14 | Honeywell Int Inc | An electrical socket assembly and methods of installation and assembly |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100527530C (en) * | 2006-03-15 | 2009-08-12 | 松下电工株式会社 | Quick-connection terminal device and wiring fixture |
| JP5212633B2 (en) * | 2008-06-24 | 2013-06-19 | 東芝ライテック株式会社 | Terminal blocks and lighting fixtures |
| DE102011056410B4 (en) * | 2011-12-14 | 2013-06-27 | Wago Verwaltungsgesellschaft Mbh | terminal |
| JP6402917B2 (en) * | 2014-11-20 | 2018-10-10 | パナソニックＩｐマネジメント株式会社 | Light emitting module holder and lighting device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2566967B1 (en) * | 1984-06-28 | 1989-04-07 | Pouyet Henri | TERMINAL FOR ELECTRICAL CONDUCTOR CONNECTION BY PRESSING SPRING |
| JP4283458B2 (en) * | 2001-04-18 | 2009-06-24 | パナソニック電工株式会社 | Wiring equipment |
| JP3687562B2 (en) * | 2001-04-18 | 2005-08-24 | 松下電工株式会社 | Wiring equipment |
| JP3969233B2 (en) * | 2002-07-26 | 2007-09-05 | 松下電工株式会社 | Fast connection terminal device |
| JP3969236B2 (en) * | 2002-07-26 | 2007-09-05 | 松下電工株式会社 | Terminal equipment |
-
2004
- 2004-05-26 JP JP2004156831A patent/JP4046102B2/en not_active Expired - Fee Related
-
2005
- 2005-03-17 CN CNB2005100558983A patent/CN100347908C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106936024A (en) * | 2017-04-01 | 2017-07-07 | 南京信息工程大学 | A kind of lazyboot's socket |
| CN106936024B (en) * | 2017-04-01 | 2022-11-15 | 南京信息工程大学 | Socket |
| GB2621484A (en) * | 2021-03-04 | 2024-02-14 | Honeywell Int Inc | An electrical socket assembly and methods of installation and assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005339973A (en) | 2005-12-08 |
| CN100347908C (en) | 2007-11-07 |
| JP4046102B2 (en) | 2008-02-13 |
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